Multiple things could cause this to happen. First thing to check is what version of Java is used to start the JWP. This can be done using the command below:

java -version

Once you know what version of Java is being used, make sure that it is the expected version. If the Java version being used is different than the Java version used to generate the certificate then the error above can be seen.

We provide instructions on generating the certification file:

Go to the jre\lib\security folder of the Java installation and import the certificate with the keytool command: